Mixing tap



FIG. 1 is a side view of the mixing tap of the present invention;

FIG. 2 is a front view of the mixing tap of the present invention;

FIG. 3 is a top view of the mixing tap of the present invention; and,

FIG. 4 is a perspective view of the mixing tap of the present invention. 

The ornamental design for a mixing tap, as shown and described. 